HT819D0 Overview
The HT819D0 is a single chip LOG-PCM voice synthesizer LSI with 4.2-second voice capacity at a 6kHz sampling rate. The chip when triggered drives a speaker through an external transistor with a current switch D/A converter output. Negligible current will be consumed in the standby state.
HT819D0 Key Features
- Retriggerable
- Non-retriggerable FLAG1 options
- End-pulse output
- 3HzB flash
- 6HzB flash
- Voice output indication
- Busy output
- FLAG2 options
- 3Hz flash
- 6Hz flash